Finding the Third Proportional to 342,540 and 758,520
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Solution
The third proportional to 342,540 and 758,520 is: 1,679,665.41
Step by Step Solution
- Step 1: Write the proportion equation
342,540 : 758,520 = 758,520 : x - Step 2: Convert to fraction form
342,540/758,520 = 758,520/x - Step 3: Cross multiply
342,540x = 758,520 × 758,520 - Step 4: Simplify right side
342,540x = 575,352,590,400 - Step 5: Solve for x
x = 575,352,590,400/342,540 - Step 6: Final answer
x = 1,679,665.41
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Why These Related Problems?
These problems maintain the same ratio (2.21) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.